Environmental Engineering The design discharge for the combined sewer system shall be taken as Rainfall + 2 DWF Rainfall + DWF Equal to rainfall Rainfall + 6 DWF Rainfall + 2 DWF Rainfall + DWF Equal to rainfall Rainfall + 6 DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Chlorine Nitrogen Dissolved oxygen Septic conditions Chlorine Nitrogen Dissolved oxygen Septic conditions ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The population of a town in three consecutive years are 5000, 7000 and 8400 respectively. The population of the town in the fourth consecutive year according to geometrical increase method is 10100 10920 9500 9800 10100 10920 9500 9800 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The treatment of water with bleaching powder is known as Pre-chlorination De-chlorination Super chlorination Hypo-chlorination Pre-chlorination De-chlorination Super chlorination Hypo-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewage treatment units are normally designed for 28 - 30 years 15 - 28 years 5 - 10 years 15 - 20 years 28 - 30 years 15 - 28 years 5 - 10 years 15 - 20 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period in coagulation tanks is usually kept as 30 to 45 minutes 2 to 6 hours 1 to 2 minutes 2 to 6 days 30 to 45 minutes 2 to 6 hours 1 to 2 minutes 2 to 6 days ANSWER DOWNLOAD EXAMIANS APP